Refer to Exhibit 9-6. A teacher compares the science test results with the results of a standardized test in science.
a. evidence based on content
b. evidence based on relationship to other variables
c. evidence based on construct-relevant variance
Ques. 2Four groups of sixth grade students took the same test in reading. The reliability coefficient will be highest for
a. students with similar intelligence test scores and a similar background in reading.
b. students with similar intelligence test scores but varying in their background in reading.
c. students with varying intelligence test scores, all of whom have a similar background in reading.
d. students with varying intelligence test scores and a varying background in reading.
Ques. 3The major disadvantage of the coefficient of stability and equivalence as a measure of reliability is
a. getting the cooperation of the subjects.
b. obtaining the two forms of the test.
c. finding a suitable criterion.
d. establishing the appropriate time interval.
e. the statistics involved in calculating the coefficient.
Ques. 4A personality test has been carefully prepared to measure a single trait. Which of the following coefficients would probably be lowest in size?
a. Kuder-Richardson
c. Coefficient of stability
b. Split-half coefficient
d. Coefficient of stability and equivalence
Ques. 5The greatest difficulty for one doing research on teacher effectiveness is most likely to be
a. formulating the research question.
b. obtaining subjects to participate in the study.
c. operationally defining teacher effectiveness.
d. developing statistical procedures for analyzing the data.
Ques. 6If the score reliability of a test decreases, the standard error of measurement will
a. decrease.
b. increase.
c. stay the same.
d. decrease only if the standard deviation decreases.
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